Add support for detection of Armbian as Ubuntu flavor

Ubuntu can be used to build Armbian, it is one of the official bases for
Armbian. This allows the detection of Armbian in case it is based on
Ubuntu.

Author: JohnTheCoolingFan

src/detection/os/os_linux.c

@@ -52,7 +52,29 @@ FF_MAYBE_UNUSED static void getUbuntuFlavour(FFOSResult* result)
     if(!ffStrSet(xdgConfigDirs))
         return;
 
-    if(ffStrbufStartsWithS(&result->prettyName, "Linux Lite "))
+    if (ffStrbufStartsWithS(&result->prettyName, "Armbian ")) // Armbian 24.11 noble
+    {
+        ffStrbufSetS(&result->name, "Armbian");
+        ffStrbufSetS(&result->id, "armbian");
+        ffStrbufSetS(&result->idLike, "ubuntu");
+        ffStrbufClear(&result->versionID);
+        uint32_t versionStart = ffStrbufFirstIndexC(&result->prettyName, ' ') + 1;
+        uint32_t versionEnd = ffStrbufNextIndexC(&result->prettyName, versionStart, ' ');
+        ffStrbufSetNS(&result->versionID, versionEnd - versionStart, result->prettyName.chars + versionStart);
+        return;
+    }
+    else if (ffStrbufStartsWithS(&result->prettyName, "Armbian-unofficial ")) // Unofficial Armbian image built from source
+    {
+        ffStrbufSetS(&result->name, "Armbian (custom build)");
+        ffStrbufSetS(&result->id, "armbian");
+        ffStrbufSetS(&result->idLike, "ubuntu");
+        ffStrbufClear(&result->versionID);
+        uint32_t versionStart = ffStrbufFirstIndexC(&result->prettyName, ' ') + 1;
+        uint32_t versionEnd = ffStrbufNextIndexC(&result->prettyName, versionStart, ' ');
+        ffStrbufSetNS(&result->versionID, versionEnd - versionStart, result->prettyName.chars + versionStart);
+        return;
+    }
+    else if(ffStrbufStartsWithS(&result->prettyName, "Linux Lite "))
     {
         ffStrbufSetS(&result->name, "Linux Lite");
         ffStrbufSetS(&result->id, "linuxlite");